If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying
-5 + -7x2 = -243
Solving
-5 + -7x2 = -243
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '5' to each side of the equation.
-5 + 5 + -7x2 = -243 + 5
Combine like terms: -5 + 5 = 0
0 + -7x2 = -243 + 5
-7x2 = -243 + 5
Combine like terms: -243 + 5 = -238
-7x2 = -238
Divide each side by '-7'.
x2 = 34
Simplifying
x2 = 34
Take the square root of each side:
x = {-5.830951895, 5.830951895}
| 8+4x+x=18 | | .5714285714x+11=15 | | 8(2l+3)=56 | | 4g+2d=11 | | It=v | | 8(1-2a)=40 | | 8-6b^2=-34 | | -132=11y | | -x+11=4x-13 | | -15x+y=25 | | 4.7x+11=15 | | (6+2x)+x=9 | | 25m^2+5=105 | | X^2=4+12 | | 22-5y=16+y | | 14s+8-2s=36 | | 49=53.9-4.9 | | y^2*x^2=40 | | 2(x-5)-8=7 | | 49=x-4.9 | | x+11.5=22.5 | | 9x+-10=-10 | | 5e^4x+4=30 | | x^3y+3y+7x^2+21= | | (10x+y)*(10y+x)=1612 | | 4r^2+3=215 | | 12x+4x=40 | | -5h-9=-16+6h | | 4u+44=-4(u+1) | | 2y-12=18+2y | | 3*m*x^2+8x+1=0 | | (m+1)x^2-4x+3=0 |